20. If you see someone drowning, what would you do?
21. I will be ruined if I bought her everything she asked for.
22. If you slept under a mosquito net, you won't be bitten so often.
23. I could get a job easily if I have a degree.
24. If she does her hair differently, she might look quite nice.
25. If we had more rain, our crops will grow faster.
26. The whole machine would fall to pieces if you remove that screw.
27. I will keep a horse if I could afford it.
28. I'd go and see him more often if he lives on a bus route.
29. If they ban the sale of alcohol at football matches there might be less violence.
30. I will offer to help if I thought I'd be any use.